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Realistic ntester program (still 50% packet loss)

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This commit is contained in:
Keith Winstein
2011-08-09 23:07:51 -04:00
parent 66a64f0b22
commit 4e11e33560
4 changed files with 53 additions and 14 deletions
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networktransport.cpp
+9 -1
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@@ -77,11 +77,19 @@ void Transport<MyState, RemoteState>::send_to_receiver( void )
sequence of diffs (this time limited by MTU) that bring us to
that state. */
if ( !connection.get_attached() ) {
return;
}
MyState target_receiver_state( assumed_receiver_state->state );
target_receiver_state.apply_string( current_state.diff_from( target_receiver_state, -1 ) );
if ( assumed_receiver_state->state == target_receiver_state ) {
/* send empty ack */
if ( timestamp() - sent_states.back().timestamp < int64_t( ACK_INTERVAL ) ) {
return;
}
Instruction inst( assumed_receiver_state->num,
assumed_receiver_state->num,
received_states.back().num,
@@ -221,7 +229,7 @@ void Transport<MyState, RemoteState>::recv( void )
}
if ( !found ) {
fprintf( stderr, "Ignoring out-of-order packet. Reference state %d has been discarded.\n", int(inst.old_num) );
// fprintf( stderr, "Ignoring out-of-order packet. Reference state %d has been discarded or hasn't yet been received.\n", int(inst.old_num) );
return;
}